Forms Displaying 16 - 30 of 107 results. Name Topic - Any - Alcohol Applications and Other Cigarette and Tobacco Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Fuel Tax Individual Income Tax Inheritance Tax Insurance & Licensing Partnership Income Tax Property & Local Government Taxes Property Tax S Corporation Income Tax Sales, Use & Excise Tax Vehicle Purchase and Lease Withholding Tax Year - Any - 2026 2025 2024 2023 2022 2021 2020 2019 2018 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form Composite Schedule CC 41-178 (Tax Year 2022 and prior) 1.77 MB .pdf Applications and Other Corporation Income Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form Electronic Filing Requirement Exception Request 78-641 620.94 KB .pdf Corporation Income Tax Fiduciary Tax Franchise Income Tax Individual Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.39 MB .pdf December 1, 2025 Corporation Income Tax Fiduciary Tax Franchise Income Tax Individual Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.39 MB .pdf December 12, 2024 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.38 MB .pdf November 29, 2023 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.38 MB .pdf December 22, 2022 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 218.9 KB .pdf December 21, 2021 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 200.6 KB .pdf December 15, 2020 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 112.53 KB .pdf December 20, 2019 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 102 Iowa Amended Return Schedule 41-171 1.49 MB .pdf Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 102 Iowa Amended Return Schedule 41-171 (Tax Year 2022 and prior) 1.51 MB .pdf Fiduciary Tax Partnership Income Tax S Corporation Income Tax Form IA 103 Pass-Through Audit Election to Pay Schedule 41-172 255.6 KB .pdf Corporation Income Tax S Corporation Income Tax Form IA 1120 Estimated Tax for Corporations Instructions 45-010 185.34 KB .pdf S Corporation Income Tax Form IA 1120S Estimated Tax for S Corporations Instructions 42-042 190.48 KB .pdf S Corporation Income Tax Form IA 1120S Income Tax Return for S Corporations 42-004 2.88 MB .pdf December 1, 2025 Pagination First page First Previous page Prev Page 1 Current page 2 Page 3 Page 4 Page 5 Page 6 … Next page Next Last page Last Secondary Navigation Menu Home (parent section) Forms IA 1040 Instructions Common Forms Applications and Other Cigarette & Tobacco Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Fuel Tax Individual Income Tax Inheritance Tax Insurance & Licensing Partnership Income Tax Property Taxes S Corporation Income Tax Sales & Use Tax Vehicle Purchase and Lease Withholding Tax
Displaying 16 - 30 of 107 results. Name Topic - Any - Alcohol Applications and Other Cigarette and Tobacco Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Fuel Tax Individual Income Tax Inheritance Tax Insurance & Licensing Partnership Income Tax Property & Local Government Taxes Property Tax S Corporation Income Tax Sales, Use & Excise Tax Vehicle Purchase and Lease Withholding Tax Year - Any - 2026 2025 2024 2023 2022 2021 2020 2019 2018 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form Composite Schedule CC 41-178 (Tax Year 2022 and prior) 1.77 MB .pdf Applications and Other Corporation Income Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form Electronic Filing Requirement Exception Request 78-641 620.94 KB .pdf Corporation Income Tax Fiduciary Tax Franchise Income Tax Individual Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.39 MB .pdf December 1, 2025 Corporation Income Tax Fiduciary Tax Franchise Income Tax Individual Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.39 MB .pdf December 12, 2024 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.38 MB .pdf November 29, 2023 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.38 MB .pdf December 22, 2022 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 218.9 KB .pdf December 21, 2021 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 200.6 KB .pdf December 15, 2020 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 112.53 KB .pdf December 20, 2019 Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 102 Iowa Amended Return Schedule 41-171 1.49 MB .pdf Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 102 Iowa Amended Return Schedule 41-171 (Tax Year 2022 and prior) 1.51 MB .pdf Fiduciary Tax Partnership Income Tax S Corporation Income Tax Form IA 103 Pass-Through Audit Election to Pay Schedule 41-172 255.6 KB .pdf Corporation Income Tax S Corporation Income Tax Form IA 1120 Estimated Tax for Corporations Instructions 45-010 185.34 KB .pdf S Corporation Income Tax Form IA 1120S Estimated Tax for S Corporations Instructions 42-042 190.48 KB .pdf S Corporation Income Tax Form IA 1120S Income Tax Return for S Corporations 42-004 2.88 MB .pdf December 1, 2025 Pagination First page First Previous page Prev Page 1 Current page 2 Page 3 Page 4 Page 5 Page 6 … Next page Next Last page Last Secondary Navigation Menu Home (parent section) Forms IA 1040 Instructions Common Forms Applications and Other Cigarette & Tobacco Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Fuel Tax Individual Income Tax Inheritance Tax Insurance & Licensing Partnership Income Tax Property Taxes S Corporation Income Tax Sales & Use Tax Vehicle Purchase and Lease Withholding Tax
Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form Composite Schedule CC 41-178 (Tax Year 2022 and prior) 1.77 MB .pdf
Applications and Other Corporation Income Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form Electronic Filing Requirement Exception Request 78-641 620.94 KB .pdf
Corporation Income Tax Fiduciary Tax Franchise Income Tax Individual Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.39 MB .pdf December 1, 2025
Corporation Income Tax Fiduciary Tax Franchise Income Tax Individual Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.39 MB .pdf December 12, 2024
Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.38 MB .pdf November 29, 2023
Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 1.38 MB .pdf December 22, 2022
Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 218.9 KB .pdf December 21, 2021
Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 200.6 KB .pdf December 15, 2020
Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 101 Nonconformity Adjustments 42-029 112.53 KB .pdf December 20, 2019
Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 102 Iowa Amended Return Schedule 41-171 1.49 MB .pdf
Individual Income Tax Corporation Income Tax Fiduciary Tax Franchise Income Tax Partnership Income Tax S Corporation Income Tax Form IA 102 Iowa Amended Return Schedule 41-171 (Tax Year 2022 and prior) 1.51 MB .pdf
Fiduciary Tax Partnership Income Tax S Corporation Income Tax Form IA 103 Pass-Through Audit Election to Pay Schedule 41-172 255.6 KB .pdf
Corporation Income Tax S Corporation Income Tax Form IA 1120 Estimated Tax for Corporations Instructions 45-010 185.34 KB .pdf
S Corporation Income Tax Form IA 1120S Estimated Tax for S Corporations Instructions 42-042 190.48 KB .pdf
S Corporation Income Tax Form IA 1120S Income Tax Return for S Corporations 42-004 2.88 MB .pdf December 1, 2025
